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Finding the Fourth Proportional to 98,589.04, 147,949.10 and 36,259.54

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Solution

The fourth proportional to 98,589.04, 147,949.10 and 36,259.54 is: 54,413.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,589.04 : 147,949.10 = 36,259.54 : x
  2. Step 2: Convert to fraction form
    98,589.04/147,949.10 = 36,259.54/x
  3. Step 3: Cross multiply
    98,589.04x = 147,949.10 × 36,259.54
  4. Step 4: Simplify right side
    98,589.04x = 5,364,566,309.41
  5. Step 5: Solve for x
    x = 5,364,566,309.41/98,589.04
  6. Step 6: Final answer
    x = 54,413.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.